It is narrated from Ibrahim. He says that the person who himself saw a ring of iron on Abdullah told me this.

It is narrated from Hazrat A'mash. He says that I saw a ring of iron on Ibrahim.

Hazrat Mak'hool narrates: He says that the ring of the Noble Prophet Muhammad (peace and blessings be upon him) was made of iron and was plated with silver.

It is narrated from Hazrat Hisham. He says that Muhammad was asked about a ring made of iron? So he replied: There is no harm in it. However, its smell is disliked.

It is narrated from Hazrat Mansur. He says that I saw a ring of iron on Ibrahim. He says: I asked him, and he said: The ring of Hazrat Abdullah was also of iron.